Western Union Interview Questions, Process, and Tips

Q1. How many types of upsets are there?
Ans. 
There are two types of upsets: positive upsets and negative upsets.
• Positive upsets occur when the workpiece is larger than expected, causing interference with the tool or machine.

• Negative upsets occur when the workpiece is smaller than expected, leading to inaccurate machining or potential damage.

• Examples: Positive upset - workpiece is oversized due to material expansion. Negative upset - workpiece is undersized due to
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Q2. What is the full form of CNC machine?
Ans. 
Computer Numerical Control
• Stands for Computer Numerical Control

• Used for automating machine tools like lathes, mills, routers, and grinders

• Programmed with a code to control the movements of the machine

• Increases precision and efficiency in manufacturing processes
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Q1. Walk me through your background.
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Q2. Think of a product you really like. How would you improve that product.
Ans. 
I would improve the product by adding a mobile app for easier access and convenience.
• Develop a user-friendly mobile app with all the features of the product

• Implement push notifications for updates and reminders

• Integrate a secure payment gateway for in-app purchases
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Q1. Explain SOLID design principla
Ans. 
SOLID is a set of five design principles to make software designs more understandable, flexible, and maintainable.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Objects should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Objects of a superclass should be replaceable with objects of its subclasses without affecting the...read more
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Q1. What is CQRS pattern
Ans. 
CQRS pattern separates read and write operations in an application
• CQRS stands for Command Query Responsibility Segregation

• It separates the read and write operations into two different models

• Commands are used for write operations, while queries are used for read operations

• Helps in scaling and improving performance by optimizing each model separately
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Q1. Patters for microservice communication
Ans. 
Patterns for microservice communication involve synchronous and asynchronous methods to ensure reliable and efficient communication.
• Use synchronous communication for simple interactions between services, such as REST APIs.

• Implement asynchronous communication for more complex interactions, like message queues or event-driven architecture.

• Consider using a combination of both synchronous and asynchronous communication dep...read more
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Dsa medium level questions from leetcode

Q1. Technical background questions asked
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Q1. SQL coding tests
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Q1. Discussed about hybrid mode of work
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Q1. How do you Manage Conflict.
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Q2. What Technology Stack you have worked on? Explain in detail any recent Project you have delivered.
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Q3. How Does a Cisco ASA Failover work? What steps will you take to Troubleshoot AWS connectivty issue from on-prem
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